David L Clark

Title: **David L. Clark: Innovator in Engine Diagnostic Systems**

Introduction

David L. Clark, an accomplished inventor based in Columbus, IN, has made significant contributions to the field of engine diagnostic systems. With a total of two patents to his name, Clark has demonstrated a commitment to enhancing vehicle reliability and performance through innovation.

Latest Patents

Clark's two latest patents exemplify his ingenuity and technical expertise. The first patent, titled "System and Method for Controlling Diagnostic Annunciators," presents a diagnostic system for an engine. This system energizes various annunciators according to specific fault code sequences and allows users to initiate a self-diagnosis mode through the vehicle throttle. The design incorporates a timer to ensure that the self-diagnosis mode is activated only if a predetermined number of throttle cycles occurs within a set timeframe.

The second patent, "Dual Throttle Control to a Single Throttle Input," introduces a dual throttle system for internal combustion engines. This system encompasses both foot pedal and hand controller throttles, which work together to produce a throttle position signal that informs the electronic engine control module (ECM). The innovation improves engine speed control and enhances the overall performance of the vehicle.

Career Highlights

Clark is currently associated with Cummins Engine Company, Inc., where he applies his extensive knowledge in engine technology and diagnostics. His work has helped advance the company’s mission of delivering cutting-edge diesel and alternative fuel engines.

Collaborations

Throughout his career, David L. Clark has collaborated with notable coworkers, including Dmitri V. Baraban and William A. Rankin. These collaborations have played a pivotal role in developing innovative solutions in the automotive field, highlighting the synergy of ideas and expertise within Cummins Engine Company.

Conclusion

David L. Clark continues to inspire through his inventions that streamline engine diagnostics and enhance vehicle functionality. His legacy in innovation and collaboration within the automotive industry is a testament to his dedication to improving engine technology. As such, his contributions remain vital to the ongoing evolution of engine systems.